import sys
import os.path
import ConfigParser
import urllib2
import urllib
try:
    import requests
    use_requests = True
except ImportError:
    print "Requests module not found on system. I'll revert so this will work, but you probably should install "
    print "requests to bypass this in the future (ie. pip install requests)"
    use_requests = False

apc_version = "2.01"

def processEpisode(dirName, nzbName=None):
    print "Your ComicRN.py script is outdated. I'll force this through, but Failed Download Handling and possible enhancements/fixes will not work and could cause errors."
    return processIssue(dirName, nzbName)

def processIssue(dirName, nzbName=None, failed=False, comicrn_version=None):

    config = ConfigParser.ConfigParser()
    configFilename = os.path.join(os.path.dirname(sys.argv[0]), "autoProcessComics.cfg")
    print "Loading config from", configFilename

    if not os.path.isfile(configFilename):
        print "ERROR: You need an autoProcessComics.cfg file - did you rename and edit the .sample?"
        sys.exit(-1)

    try:
        fp = open(configFilename, "r")
        config.readfp(fp)
        fp.close()
    except IOError, e:
        print "Could not read configuration file: ", str(e)
        sys.exit(1)

    host = config.get("Mylar", "host")
    port = config.get("Mylar", "port")
    apikey = config.get("Mylar", "apikey")
    if apikey is None:
        print("No ApiKey has been set within Mylar to allow this script to run. This is NEW. Generate an API within Mylar, and make sure to enter the apikey value into the autoProcessComics.cfg file before re-running.")
        sys.exit(1)
    try:
        ssl = int(config.get("Mylar", "ssl"))
    except (ConfigParser.NoOptionError, ValueError):
        ssl = 0

    try:
        web_root = config.get("Mylar", "web_root")
    except ConfigParser.NoOptionError:
        web_root = ""

    if ssl:
        protocol = "https://"
    else:
        protocol = "http://"

    url = protocol + host + ":" + port + web_root + '/api'

    params = {'cmd': 'forceProcess',
              'apikey': apikey,
              'nzb_folder': dirName}

    if nzbName != None:
        params['nzb_name'] = nzbName
    params['failed'] = failed

    params['apc_version'] = apc_version
    params['comicrn_version'] = comicrn_version

    if use_requests is True:
        try:
            print("Opening URL for post-process of %s @ %s/forceProcess:" % (dirName,url))
            pp = requests.post(url, params=params, verify=False)
        except Exception as e:
            print("Unable to open URL: %s" %e)
            sys.exit(1)
        else:
            print 'statuscode: %s' % pp.status_code
            result = pp.content
            print pp.content
    else:
        url += "?" + urllib.urlencode(params)
        print "Opening URL:", url
        try:
            urlObj = urllib2.urlopen(url)
        except IOError, e:
            print "Unable to open URL: ", str(e)
            sys.exit(1)
        else:
            result = urlObj.readlines()
            for line in result:
                print line

    if any("Post Processing SUCCESSFUL" in s for s in result):
        return 0
    else:
        return 1